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A420iPetrolvsB218dDiesel
  • MotorwayMotorwayRange and charging
  • PerformancePerformance0-100, top speed
  • ConsumptionConsumptionYearly cost
  • Specs420i · 218d

BMW 420i F32 vs BMW 218d Steptronic F44: which is truly faster?

Simulated drag race 0 → 1,000 m in real time. Synchronised speed counters and stopwatch. Physics calibration on 7 manufacturer measurements.

saloon · 2020 vs 2021 · Methodology
BMWPetrol

420i F32

184 hp · 300 Nm · 1,525 kg · 2020

VS
BMWDiesel

218d Steptronic F44

150 hp · 350 Nm · 1,490 kg · 2021

Donnée constructeur en cours de validation pour ce profil

Parameters and assumptions

Simulation

Start
Standing, straight line
Surface
Dry asphalt, 23°C
Wind
None
Driver
1 person, 75 kg

Calibration

Splits
0–100, 0–200 manufacturer
Power curve
Real measurement (Caralogy)
VMax
Manufacturer limited
Transmission
Losses integrated in model

Physics model calibrated on manufacturer splits. The limited top speed is not the real aerodynamic top speed of the vehicles.

Under the bonnet

Manufacturer technical specifications. The power-to-weight ratio is the key physical factor in a drag race.

BMW

420i F32

8,29kg/hpratio better by 1,65 kg/hp
CharacteristicValueDetail
Power184 hp4 cyl
Torque300 Nm
Weight1 525 kgmanufacturer kerb weight
Drivetrain-
GearboxEight-speed Steptronic transmission
BMW

218d Steptronic F44

9,93kg/hp
CharacteristicValueDetail
Power150 hp4 cyl
Torque350 Nm
Weight1 490 kgmanufacturer kerb weight
Drivetrain-
Gearbox8-speed Steptronic

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Frequently asked questions

See the simulation above.

420i F32 goes from 0 to 100 km/h in 7,44 seconds (calibrated simulation).

420i F32: 184 hp, ratio 8,29 kg/hp. 218d Steptronic F44: 150 hp, ratio 9,93 kg/hp.

420i F32: 238 km/h. 218d Steptronic F44: 213 km/h.